Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Quantas equipes do elite eight vieram da Atlantic 10?
 ###Tabelas: CREATE TABLE songs_by_tanvi (songs_by_tanvi_id AUTO_INCREMENT PRIMARY KEY, Film VARCHAR, Song VARCHAR, Year INT, Music Director VARCHAR, Language VARCHAR) CREATE TABLE second_round_friday_saturday (second_round_friday_saturday_id AUTO_INCREMENT PRIMARY KEY, Place VARCHAR, Player VARCHAR, Country VARCHAR, Score VARCHAR, To par VARCHAR) CREATE TABLE record_by__conference (record_by__conference_id AUTO_INCREMENT PRIMARY KEY, Conference VARCHAR, # of Bids INT, Record VARCHAR, Win % VARCHAR, Round of 32 VARCHAR, Elite Eight VARCHAR, Final Four VARCHAR, Championship Game VARCHAR) CREATE TABLE shooting_stars_competition (shooting_stars_competition_id AUTO_INCREMENT PRIMARY KEY, Pos. VARCHAR, Player VARCHAR, Team VARCHAR, Height VARCHAR, Weight INT) CREATE TABLE louisville (louisville_id AUTO_INCREMENT PRIMARY KEY, Position VARCHAR, Number INT, Name VARCHAR, Height VARCHAR, Weight INT, Class VARCHAR, Hometown VARCHAR, Games↑ INT)  
SELECT Elite Eight FROM record_by__conference WHERE Conference = atlantic 10